Ex 3: Give the correct form of verbs
1. written
2. were
3. was built
4. will have
5. has learned
6. to be talked
7. see - will tell
8. will meet - go
9. slept - would improve
10. wanted - would ring up
11. need - will help
12. will have - is
13. would understand - spoke
14. see - will show
15. will finish - can
16. give - will not be able
17. would have made - had taken
18. will not need - doesn't rain
19. had thought - would have formed
20. catch - will arrive
21. will find - look